#include<string>
#include<iostream>

struct Location {
    int node;
};

struct Demand {
    struct Location *pickup;
    struct Location stops[5];
    double real_distance;
};

typedef double SPEED;
typedef SPEED **TS;

extern "C"{
    void handle(Demand *demand, TS ts);
}
void handle(Demand *demand, TS ts){
    std::cout<<"Done!"<<std::endl;
}